HashSet: add(E o) : HashSet « java.util « Java by API

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Java by API » java.util » HashSet

HashSet: add(E o)


 

/**

 *Output: 

[D, A, F, C, B, E]

 */



import java.util.HashSet;



public class MainClass {

  public static void main(String args[]) {

    HashSet<String> hs = new HashSet<String>();



    hs.add("B");

    hs.add("A");

    hs.add("D");

    hs.add("E");

    hs.add("C");

    hs.add("F");



    System.out.println(hs);

  }

}

Related examples in the same category

1.	new HashSet < E > ()
2.	new HashSet(Collection c)
3.	HashSet: addAll(Collection c)
4.	HashSet: clear()
5.	HashSet: clone()
6.	HashSet: contains(Object o)
7.	HashSet: containsAll(Collection c)
8.	HashSet: isEmpty()
9.	HashSet: iterator()
10.	HashSet: removeAll(Collection c)
11.	HashSet: size()
12.	HashSet: toArray()

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